I think it comes off as more repulsive because we're not used to seeing those parts of the skull cut away, putting it in the uncanny valley. What helped me to n

I think it comes off as more repulsive because we're not used to seeing those parts of the skull cut away, putting it in the uncanny valley. What helped me to not be as repulsed by it was realizing that those parts of the skull aren't meant to be "uncovered" to show the adult teeth in the first place.